Toptal, LLC logo

Senior Backend Engineer

Job Overview

Location

Anywhere in Europe and South America

Job Type

Full-time

Category

Backend Engineer

Date Posted

May 7, 2026

Full Job Description

đź“‹ Description

  • • Senior Backend Engineer role focused on building an AI-powered platform within Toptal’s Core Team, contributing to internal products and tools powered by Ruby on Rails.
  • • Write elegant, efficient, and testable Ruby and/or TypeScript code; cover code with tests; perform manual testing; review peers’ work; collaborate with Infrastructure Engineers on infrastructure components.
  • • Mentor team members, improve team processes, brainstorm ideas, communicate status and progress, and continuously grow as a professional while learning new technologies.
  • • Join a global, fully remote workforce at Toptal — the world’s largest remote talent network — where innovation, speed, and breaking the mold are encouraged across Europe and South America.
  • • Gain deep expertise in Toptal’s technical stack, collaboration rituals, and performance over time; lead technical initiatives, drive codebase and process improvements, and mentor new team members within the first year.

🎯 Requirements

  • • 5+ years of web development experience with Ruby/Rails
  • • 5+ years of experience with SQL databases
  • • Strong knowledge of object-oriented programming, automated software testing, and development methodologies
  • • Ability to consider multiple quality dimensions including user impact, failure tolerance, code maintenance, implementation time, security, and performance
  • • Outstanding written and verbal communication skills
  • • Ability to thrive in a fast-paced, rapidly growing environment and handle diverse challenges and deadlines

🏖️ Benefits

  • • Fully remote work from anywhere in Europe and South America
  • • Opportunity to work on an AI-powered platform within a high-velocity, small team
  • • Access to company-wide training sessions and continuous learning of new technologies
  • • Collaborative, innovative culture with no borders and a focus on fun and social interaction
  • • Chance to lead technical initiatives and drive improvements in a world-class engineering environment

Skills & Technologies

JavaScript
TypeScript
Ruby
React
Node.js
Backend
Senior
Remote

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Toptal, LLC logo
Toptal, LLC
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About Toptal, LLC

Toptal operates a global marketplace that screens and connects businesses with freelance software engineers, designers, finance experts, product managers, and project managers. Founded in 2010, the company uses a rigorous vetting process—accepting fewer than 3% of applicants—to supply on-demand talent for short-term contracts or long-term engagements. Clients range from startups to Fortune 500 enterprises seeking scalable teams without traditional hiring overhead. Toptal handles talent matching, contracts, and payments, enabling remote collaboration across time zones. The fully distributed organization itself has no central headquarters and relies on the same freelance model internally.

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